# Document history
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The following table describes significant changes to this guide. If you want to be notified about future updates, you can subscribe to an [RSS feed](https://docs.aws.amazon.com/prescriptive-guidance/latest/query-lifecycle-redshift/query-lifecycle-redshift.rss).

| Change | Description | Date | 
| --- |--- |--- |
| [Removed AQUA](#doc-history) | We republished the guide and removed information about Advanced Query Accelerator (AQUA). | June 29, 2024 | 
| [Removed guide](#doc-history) | We temporarily removed this guide while making updates. | March 9, 2023 | 
| [Initial publication](#doc-history) | — | February 3, 2023 |